Samsung 320MX-3 用户手册
8
Clear to Send
9
Ring Indicator
• RS232C cable
Connector : 9-pin D-Sub
Cable : Cross (reversed) cable
-P1-
-P1-
-P2-
-P2-
FEMALE
Rx
Tx
Gnd
2
3
5
--------->
<---------
----------
3
2
5
Rx
Tx
Gnd
FEMALE
• Connecting method
Control codes
• Get control
Header
command
ID
DATA Length
CheckSum
0xAA
command type
0
• Set control
Header
command
ID
DATA
Length
DATA
CheckSum
0xAA
command
type
1
Value
• commanding words
Introduction